155160460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 430345440

約数和(自身を除く): 275184980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 641, 665, 910, 931, 980, 988, 1235, 1274, 1282, 1330, 1729, 1820, 1862, 2470, 2548, 2564, 2660, 3185, 3205, 3458, 3724, 4487, 4655, 4940, 6370, 6410, 6916, 8333, 8645, 8974, 9310, 12103, 12179, 12740, 12820, 16666, 17290, 17948, 18620, 22435, 24206, 24358, 31409, 33332, 34580, 41665, 44870, 48412, 48716, 58331, 60515, 60895, 62818, 83330, 85253, 89740, 116662, 121030, 121790, 125636, 157045, 158327, 166660, 170506, 233324, 242060, 243580, 291655, 314090, 316654, 341012, 408317, 426265, 583310, 596771, 628180, 633308, 791635, 816634, 852530, 1108289, 1166620, 1193542, 1583270, 1633268, 1705060, 2041585, 2216578, 2387084, 2983855, 3166540, 4083170, 4433156, 5541445, 5967710, 7758023, 8166340, 11082890, 11935420, 15516046, 22165780, 31032092, 38790115, 77580230, 155160460]

約数ペア:

[(1, 155160460), (2, 77580230), (4, 38790115), (5, 31032092), (7, 22165780), (10, 15516046), (13, 11935420), (14, 11082890), (19, 8166340), (20, 7758023), (26, 5967710), (28, 5541445), (35, 4433156), (38, 4083170), (49, 3166540), (52, 2983855), (65, 2387084), (70, 2216578), (76, 2041585), (91, 1705060), (95, 1633268), (98, 1583270), (130, 1193542), (133, 1166620), (140, 1108289), (182, 852530), (190, 816634), (196, 791635), (245, 633308), (247, 628180), (260, 596771), (266, 583310), (364, 426265), (380, 408317), (455, 341012), (490, 316654), (494, 314090), (532, 291655), (637, 243580), (641, 242060), (665, 233324), (910, 170506), (931, 166660), (980, 158327), (988, 157045), (1235, 125636), (1274, 121790), (1282, 121030), (1330, 116662), (1729, 89740), (1820, 85253), (1862, 83330), (2470, 62818), (2548, 60895), (2564, 60515), (2660, 58331), (3185, 48716), (3205, 48412), (3458, 44870), (3724, 41665), (4487, 34580), (4655, 33332), (4940, 31409), (6370, 24358), (6410, 24206), (6916, 22435), (8333, 18620), (8645, 17948), (8974, 17290), (9310, 16666), (12103, 12820), (12179, 12740)]